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Surname Kouhei (Kouhei , コウヘイ ) , in the world, is a widespread cognomen. The cognomen Kouhei is characteristic of Eastern Asia, particularly Japan, where it is quite a common surname, Taiwan, where it is a rare surname, and China, where it is an extremely rare surname. Very seldom, Kouhei is the forename as well as the last name.
Abe, Hamada, Funada, Oosaki, Yamada, Saniiro, Akasaki, Hayashi, Okamoto, Yoshida, Miyazaki, Sakamoto, Kawamoto, Kurihara, Takeuchi, Yamanaka, Yamamoto, Yamazaki, Matsumoto, Takahashi, Hashimoto, Yamashita, Harada, Tsumoto, Tohyama, Takata, Kai, Mori, Baba, Hara, Wada, Ueno, Ueta, Maeda, Satou, Fujii, Yamaguchi, Iwaki, Matsuo, Masuda, Morita, Satake, Shirai, Suzuki, Steele, Kojima, Kimura, Tanaka, Ogawa, and Yoshimoto